As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN CREW REPORTS SEVERAL FWD CABIN LIGHTS WENT OUT ELECTRICAL SMELL IN CABIN. FOUND BAD BALLAST D02690 M00671. REPLACED BALLAST P/N 05814-16 PER AMM B767-300 33-21. PVHD PNL RE-INSTALLED FWD CABIN OVHD LIGHTS, OP NORMAL. ETOPS CATEGORY 'E': PROBLEMS WITH SYSTEMS CRITICAL TO ETOPS